﻿using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using DAO;
using DTO;
using System.Collections;

namespace BUS
{
    public class LopHocBUS
    {
        public IList LayDanhSach()
        {
            IList ds;
            LopHocDAO lhDAO = new LopHocDAO();
            ds = lhDAO.LayDanhSach();
            return ds;
        }
    }
}
